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/*
* $Id$
*/
/*! @file CoverageMapBase.h
* @brief CoverageMapBase Specification
*
* This file contains the specification of the CoverageMapBase class.
*/
#ifndef __COVERAGE_MAP_BASE_H__
#define __COVERAGE_MAP_BASE_H__
#include <stdint.h>
#include <string>
namespace Coverage {
/*! @class CoverageMapBase
*
* This is the base class for Coverage Map implementations.
*/
class CoverageMapBase {
public:
/*!
* This method constructs a CoverageMapBase instance.
*
* @param[in] low specifies the lowest address of the coverage map
* @param[in] high specifies the highest address of the coverage map
*/
CoverageMapBase(
uint32_t low,
uint32_t high
);
/*!
* This method destructs a CoverageMapBase instance.
*/
virtual ~CoverageMapBase();
/*!
* This method prints the contents of the coverage map to stdout.
*/
void dump( void ) const;
/*!
* This method returns the address of the beginning of the
* instruction that contains the specified address.
*
* @param[in] address specifies the address to search from
* @param[out] beginning contains the address of the beginning of
* the instruction.
*
* @return Returns TRUE if the beginning of the instruction was
* found and FALSE if it was not.
*/
bool getBeginningOfInstruction(
uint32_t address,
uint32_t* beginning
) const;
/*!
* This method returns the high address of the coverage map.
*
* @return Returns the high address of the coverage map.
*/
uint32_t getHighAddress( void ) const;
/*!
* This method returns the low address of the coverage map.
*
* @return Returns the low address of the coverage map.
*/
uint32_t getLowAddress( void ) const;
/*!
* This method sets the boolean which indicates if this
* is the starting address for an instruction.
*
* @param[in] address specifies the address of the start of an instruction
*/
void setIsStartOfInstruction(
uint32_t address
);
/*!
* This method returns a boolean which indicates if this
* is the starting address of an instruction.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the specified address is the start
* of an instruction and FALSE otherwise.
*/
bool isStartOfInstruction( uint32_t address ) const;
/*!
* This method sets the boolean which indicates that the instruction
* at the specified address was executed.
*
* @param[in] address specifies the address which was executed
*/
virtual void setWasExecuted( uint32_t address );
/*!
* This method returns a boolean which indicates if the instruction
* at the specified address was executed.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the instruction at the specified
* address was executed and FALSE otherwise.
*/
bool wasExecuted( uint32_t address ) const;
/*!
* This method sets the boolean which indicates if the specified
* address is the starting address of a branch instruction.
*
* @param[in] address specifies the address of the branch instruction
*/
void setIsBranch( uint32_t address );
/*!
* This method returns a boolean which indicates if the specified
* address is the starting address of a branch instruction.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if a branch instruction is at the
* specified address and FALSE otherwise.
*/
bool isBranch( uint32_t address ) const;
/*!
* This method sets the boolean which indicates if the branch
* at the specified address was taken.
*
* @param[in] address specifies the address of the branch instruction
*/
void setWasTaken( uint32_t address );
/*!
* This method sets the boolean which indicates if the branch
* at the specified address was NOT taken.
*
* @param[in] address specifies the address of the branch instruction
*/
void setWasNotTaken( uint32_t address );
/*!
* This method returns a boolean which indicates if the branch
* instruction at the specified address is ALWAYS taken.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the branch instruction at the
* specified address is ALWAYS taken and FALSE otherwise.
*/
bool wasAlwaysTaken( uint32_t address ) const;
/*!
* This method returns a boolean which indicates if the branch
* instruction at the specified address is NEVER taken.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the branch instruction at the
* specified address is NEVER taken and FALSE otherwise.
*/
bool wasNeverTaken( uint32_t address ) const;
/*!
* This method returns a boolean which indicates if the branch
* instruction at the specified address was NOT taken.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the branch instruction at the
* specified address was NOT taken and FALSE otherwise.
*/
bool wasNotTaken( uint32_t address ) const;
/*!
* This method returns a boolean which indicates if the branch
* instruction at the specified address was taken.
*
* @param[in] address specifies the address to check
*
* @return Returns TRUE if the branch instruction at the
* specified address was taken and FALSE otherwise.
*/
bool wasTaken( uint32_t address ) const;
protected:
/*!
* This structure defines the information that is gathered and
* tracked per address.
*/
typedef struct {
/*!
* This member indicates that the address is the start of
* an instruction.
*/
bool isStartOfInstruction;
/*!
* This member indicates that the address was executed.
*/
bool wasExecuted;
/*!
* This member indicates that the address is a branch instruction.
*/
bool isBranch;
/*!
* When isBranch is TRUE, this member indicates that the branch
* instruction at the address was taken.
*/
bool wasTaken;
/*!
* When isBranch is TRUE, this member indicates that the branch
* instruction at the address was NOT taken.
*/
bool wasNotTaken;
} perAddressInfo_t;
/*!
* This is a dynamically allocated array of data that is
* kept for each address.
*/
perAddressInfo_t* Info;
/*!
* This is the low address of the address map range.
*/
uint32_t lowAddress;
/*!
* This is the high address of the address map range.
*/
uint32_t highAddress;
};
}
#endif
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